AS15251 Grand Central Station Internet Services, Inc.

• IPv4 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	12.49.56.0/24	ACC-GCS INTERNET SERVICES INC		12.0.0.0/8	ARIN
	63.166.183.0/24	MIKE CASTELLANO		64.69.214.0/23	ARIN
	65.166.22.0/24	MIKE CASTELLANO		65.160.0.0/13	ARIN

• IPv4 Peers

Country	ASN	Name	Description
	AS174	COGENT-174	Cogent Communications
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC

• IPv4 Upstreams

Country	ASN	Name	Description
	AS174	COGENT-174	Cogent Communications
	AS7018	ATT-INTERNET4	AT&T Enterprises, LLC

IPv4 Upstream Graph

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IPv4 Upstream Graph

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#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
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# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber:       15251
ASName:         GRAND-CENTRAL-STATION
ASHandle:       AS15251
RegDate:        2000-04-07
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/15251


OrgName:        Grand Central Station Internet Services, Inc.
OrgId:          GCSIS
Address:        9308 Mansfield Road Suite 600A
City:           Shreveport
StateProv:      LA
PostalCode:     71118
Country:        US
RegDate:        2000-04-07
Updated:        2012-10-10
Ref:            https://rdap.arin.net/registry/entity/GCSIS


OrgAbuseHandle: MC736-ARIN
OrgAbuseName:   CASTELLANO, MIKE 
OrgAbusePhone:  +1-318-470-9590 
OrgAbuseEmail:  mike@g1c.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MC736-ARIN

OrgTechHandle: MC736-ARIN
OrgTechName:   CASTELLANO, MIKE 
OrgTechPhone:  +1-318-470-9590 
OrgTechEmail:  mike@g1c.net
OrgTechRef:    https://rdap.arin.net/registry/entity/MC736-ARIN

RTechHandle: MC736-ARIN
RTechName:   CASTELLANO, MIKE 
RTechPhone:  +1-318-470-9590 
RTechEmail:  mike@g1c.net
RTechRef:    https://rdap.arin.net/registry/entity/MC736-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#